16877680

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1867}}^1$

素因数の和:1993

約数の個数: 40

約数和(自身を含む): 39609072

約数和(自身を除く): 22731392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 1867, 2260, 3734, 4520, 7468, 9040, 9335, 14936, 18670, 29872, 37340, 74680, 149360, 210971, 421942, 843884, 1054855, 1687768, 2109710, 3375536, 4219420, 8438840, 16877680]

約数ペア:

[(1, 16877680), (2, 8438840), (4, 4219420), (5, 3375536), (8, 2109710), (10, 1687768), (16, 1054855), (20, 843884), (40, 421942), (80, 210971), (113, 149360), (226, 74680), (452, 37340), (565, 29872), (904, 18670), (1130, 14936), (1808, 9335), (1867, 9040), (2260, 7468), (3734, 4520)]